USA Security algorithm

To identify a security algorithm, the technical usage made of it, and to contain the technical parameters required.

Position

Element

Name

Type

Requirement

Min

Max

Repeat

010 S502 Security algorithm Composite (composite) Mandatory 1

010 · 0523 · Use of algorithm, coded · String (AN) · Mandatory · 1 · 3 · -

Specification of the usage made of the algorithm.

020 · 0525 · Cryptographic mode of operation, coded · String (AN) · Conditional · 1 · 3 · -

Specification of the mode of operation used for the algorithm.

030 · 0533 · Mode of operation code list identifier · String (AN) · Conditional · 1 · 3 · -

Specification of the code list used to identify the cryptographic mode of operation.

040 · 0527 · Algorithm, coded · String (AN) · Conditional · 1 · 3 · -

Identification of the algorithm.

050 · 0529 · Algorithm code list identifier · String (AN) · Conditional · 1 · 3 · -

Specification of the code list used to identify the algorithm.

060 · 0591 · Padding mechanism, coded · String (AN) · Conditional · 1 · 3 · -

Padding mechanism or padding scheme applied.

070 · 0601 · Padding mechanism code list identifier · String (AN) · Conditional · 1 · 3 · -

Specification of the code list used to identify the padding mechanism or padding scheme.

020 S503 Algorithm parameter Composite (composite) Conditional 9

010 · 0531 · Algorithm parameter qualifier · String (AN) · Mandatory · 1 · 3 · -

Specification of the type of parameter value.

020 · 0554 · Algorithm parameter value · String (AN) · Mandatory · 1 · 512 · -

Value of a parameter required by the algorithm.

If necessary, this value shall be filtered by an appropriate filter function. Note that key names do not need to be filtered.